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Commitments and Contingencies	6 Months Ended
	Jun. 30, 2012
Commitments and Contingencies Disclosure [Abstract]
Commitments and Contingencies	Commitments and Contingencies At June 30, 2012, we had contractual obligations that expire at various dates through 2022 to invest up to an additional $62.2 million in alternative and other investments. There is no certainty that any such additional investment will be required.

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- Definition

The entire disclosure for commitments and contingencies.

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